Astronomy - USA (2020-08)
WWW.ASTRONOMY.COM 21 One such enigma is the solar dynamo — an elusive mechanism thought to induce the Sun’s global magnetic fiel ...
Sun Mercury’s orbit Venus’ orbit Earth’s orbit Solar Orbiter’s orbit Orbits not shown to scale 22 ASTRONOMY • AUGUST 2020 partne ...
Flare Flares are sudden releases of energy stored in sunspot magnetic fields. Coronal mass ejection Billion-ton clouds of charge ...
1990–2009 1994–present 1995–present 1998–2010 2000–present 2006–present 2009–present 2010–present 2013–present 2018–present 2020 ...
EPD RPW Radio and Plasma Waves (RPW) SWA Multi Element Telescope for Imaging and Spectroscopy (METIS) Extreme Ultraviolet Imager ...
26 ASTRONOMY • AUGUST 2020 and inner heliosphere at visible and ultra- violet wavelengths. Meanwhile, SPICE performs extreme ult ...
WWW.ASTRONOMY.COM 27 A group effort Building and testing this complex space- craft across eight countries underscores the signif ...
S 28 ASTRONOMY • AUGUST 2020 Like dinosaur bones, tiny micrometeorites reveal much about the ancient past. BY ILIMA LOOMIS EXCAV ...
WWW.ASTRONOMY.COM 29 aren’t micrometeorites. These are something else.’ ” Then, Suttle and his adviser, Imperial College planeta ...
30 ASTRONOMY • AUGUST 2020 chemical process that converts sediment into sedimentary rocks. Researchers have found ancient microm ...
WWW.ASTRONOMY.COM 31 And yet, the clues micromete- orites provide about our solar sys- tem make them worth the hunt. “They are s ...
32 ASTRONOMY • AUGUST 2020 up from the seaf loor, where they are separated from the sludge with magnets — although this process ...
WWW.ASTRONOMY.COM 33 heated metal is exposed to oxy- gen. “That was what led us on to the discovery,” Tomkins says. “We thought, ...
34 ASTRONOMY • AUGUST 2020 almost certainly been altered through diagenesis. “That’s what we expected,” he says, “and that’s why ...
WWW.ASTRONOMY.COM 35 he took an interest in what he might find in the local white chalk hills of the North Downs. “I lived there ...
SKY THIS MONTH Visible to the naked eye Visible with binoculars Visible with a telescope August 31, 2 A.M. Looking southeast 10° ...
August 12, 2 A.M. Looking northeast TAURUS 10° CAMELOPARDALIS AURIGA Capella PERSEUS Radiant Pleiades Aldebaran ARIES Moon Perse ...
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1 2345678 9101112131415 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 SUN. MON. TUES. WED. THURS. FRI. SAT. AUGUST 2020 a _ ` ...
TEL CrA SGR SCT AQL SER LY R CYG VUL LAC AQR CAP PsA MIC AND TRI ARI PER AUR TAU ORI PEG PSC CET PHE FOR HOR COL CAE ERI LEP LY ...
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